# Description
Four properties of an important powder raw material were transcribed from the supplier's certificates of analysis.

# Dataset
These four properties are:

- `Impurity level` : limits are between 0 and 1 percent
- `Particle size X40` : limits are between 1.80 and 2.40 microns
- `Particle size X80` : limits are between 4.00 and 5.70 microns
- `Compressibility` : limits are between 45.00 and 59.00 percent

The dataset is used for monitoring purpose.
# Preparation
Python version: 3.6 

# License
Please follow [this](https://creativecommons.org/licenses/by-sa/4.0/) for License information